Method load

crates/chat-cli/src/cli/agent/mod.rs:376–403

(
        os: &Os,
        agent_path: impl AsRef<Path>,
        legacy_mcp_config: &mut Option<McpServerConfig>,
        mcp_enabled: bool,
        output: &mut impl Write,
    )

    }

    pub async fn load(
        os: &Os,
        agent_path: impl AsRef<Path>,
        legacy_mcp_config: &mut Option<McpServerConfig>,
        mcp_enabled: bool,
        output: &mut impl Write,
    ) -> Result<Agent, AgentConfigError> {
        let content = os.fs.read(&agent_path).await?;
        let mut agent = serde_json::from_slice::<Agent>(&content).map_err(|e| AgentConfigError::InvalidJson {
            error: e,
            path: agent_path.as_ref().to_path_buf(),
        })?;

        if mcp_enabled {
            if agent.use_legacy_mcp_json && legacy_mcp_config.is_none() {
                let config = load_legacy_mcp_config(os).await.unwrap_or_default();
                if let Some(config) = config {
                    legacy_mcp_config.replace(config);
                }
            }
            agent.thaw(agent_path.as_ref(), legacy_mcp_config.as_ref(), output)?;
        } else {
            agent.clear_mcp_configs();
            // Thaw the agent with empty MCP config to finalize normalization.
            agent.thaw(agent_path.as_ref(), None, output)?;
        }
        Ok(agent)
    }

    /// Clear all MCP configurations while preserving built-in tools
    pub fn clear_mcp_configs(&mut self) {